Drucker, P. (2007). People and performance: The best of peter Drucker on management (1st.). H.B. School Press.
Chicago-čujuhus (17. p.)Drucker, Peter. People and Performance: The Best of Peter Drucker on Management. 1st. Boston: H.B. School Press, 2007.
MLA-čujuhus (9. p.)Drucker, Peter. People and Performance: The Best of Peter Drucker on Management. 1st. H.B. School Press, 2007.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.